Flight Time Conditions: Winds SE at 7 mph – had been southeasterly 3-8 mph most of the afternoon with Light Rain ending around 2:30pm, Mostly Cloudy, Temp 81°F, Dew Point 73°F falling, 16 Cooling Degree Days, Cloud Base 1824′, RH 77% falling, Heat Index 83°F, BP 29.94 rising, sea level 1012.7 mb rising
Strong storms from Junction to RoundRock sweeping to the N, more storms heading N from SanAntonio, rain up the I-35 corridor, more rain moving in from the TransPecos, Bracken 1:04 small flight appeared to be enveloped by oncoming storm, Frio 1:24, McNeil 1:30, D’Hanis 2:14, SMRB(Slayden) 2:18, other possbile flights suppressed or readings confounded by weather, Congress Flight Time Conditions: Winds E at 9 mph – had been SE 8-12 mph most of the afternoon, Light Rain, Temp 78°F, Dew Point 76°F rising, 17 Cooling Degree Days, Cloud Base 456, RH 93% rising, Heat Index 81°F, BP 29.97 rising, sea level 1013.7 mb rising
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Flight Time Conditions: Winds E at 9 mph – had been SE 8-12 mph most of the afternoon, Light Rain, Temp 78°F, Dew Point 76°F rising, 17 Cooling Degree Days, Cloud Base 456, RH 93% rising, Heat Index 81°F, BP 29.97 rising, sea level 1013.7 mb rising
Storms heading NNE across the Hill Country go through Austin around 4pm, Bracken 0:48 after storm passes, Frio 1:08, McNeil 1:34, SanPedro 1:44, SMCenterpoint SchertzClemens 1:48, Congress(only ~8% of the colony flew 8 miles ENE , ~2% of those went to altitude) 1:54 (rain arrives at Congress at 2:40), other possible flights suppressed or readings confounded by weather
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when conditions allow, i.e. when the atmosphere is stable, no pressure drops, no strong wind or rain in the area, If conditions look good (low or no wind), get there early!
The Congress bats are in a period of intense maternity care, so flights will be diminished, unless a front moves through that stirs up insect activity.
Sunset: 8:36 pm
Dark: 9:06 pm (10-20 min). earlier if cloudy)
Sunrise: 6:35 am
Notes: ~10 minutes after sunset (10 mins before dark on an Overcast evening) only ~8% of the colony flew 8 miles ENE (~2% of those went to altitude) Winds Calm – had been southeasterly 7-17 mph all afternoon with gust to 29 mph and Light Rain around 3:30pm, Overcast, Temp 80°F, Dew Point 76°F steady, 19 Cooling Degree Days, Cloud Base 912′, RH 87% rising, Heat Index 85°F, BP 29.98 rising, sea level 1014.0 mb rising, bats viewable until 9:31 pm under streetlights
Storms from the S along US90W, more storms heading N through SanAngelo, Chiroptorium 0:10, Bracken 0:44, DavisBlowout 1:22, McNeil 1:36, Bracken2 1:38, Fern 1:46, SanMarcos 1:48, SMCenterpoint 1:52, SALutheran Seguin 1:56, WellsBranch Congress(~35% of the colony flew 12 miles SE (33% of the those flew to altitude) 2:00, Crestwood&IH35 2:02, NLamar Loyola ABIA 2:08, SMRB(Slayden) 2:24,
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Notes: ~16 minutes after sunset, ~35% of the colony flew 12 miles SE (33% of the those flew to altitude) on SE Winds at 7 mph – had been SE 5-10 mph most of the afternoon, Visibility 10 miles, A Few Clouds, Temp 86°F, Dew Point 67°F rising, 17 Cooling Degree Days, Cloud Base 4332′, RH 53% rising, Heat Index 89°F, BP 30.00 rising, sea level 1014.7 mb rising, bats viewable until 10:33 pm under streetlights
Notes: ~6 mins after sunset, ~45% of the colony flew 12 miles ESE – only 3% of those went to altitude) on SW Winds at 6 mph – had been southerly 7-25 mph most of the afternoon with gusts to 32 mph around 4:30pm, Visibility 10 miles, Mostly Cloudy, 19 Heating Degree Days, Cloud Base 1596′, Temp 77°F, Dew Point 70°F steady, RH 79% rising, Heat Index 79°F, BP 29.97 falling, sea level 1013.9mb falling, bats viewable until 9:43 pm under streetlights
Storms heading N on the E side of Austin, storms coalescing over SanAngelo, widespreaad showers dissipating as they head NW through San Antonio, Bracken 0:26, Chiroptorium 0:46, DavisBlowout 0:56, McNeil 1:28, Frio 1:30, Congress(~45% of the colony flew 12 miles ESE – only 3% of those went to altitude) 1:50, WellsBranch Crestwood&IHJ35 1:56, ABIA 2:02, Temple 2:06, Huber 2:10, OldTunnel SMRB(Slayden) D’Hanis Stuart 2:16, other possible flights suppressed or readings confounded by weather
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